We have priced pollutants before and it has had resounding results.
Gosar said he needed the contributions after liberals hit him hard over the boycott.
Todd Stern spoke on climate change on Monday.
The billionaire environmentalist donor wants an entire debate on the issue.
Francis took his environmental message to the United Nations on Friday.
Rep. Paul Gosar boycotted the address over the pope's focus on climate change.
Democrats gave Francis a long round of applause as most Republicans stayed silent.
The bill is intended to reduce so-called "super pollutants" in the air.
Francis called Obama's push to reduce air pollution "encouraging."
Francis says he just follows "the social doctrine of the church."
The White House has started its final review of a proposed regulation to limit natural gas waste on...
Catholic Rep. Paul Gosar is skipping Francis's speech over climate change.
The country will decrease its emissions-to-GDP ratio by at least 33 percent.
"It’s astonishing on one level," the former VP says of Republicans' unified denial.
The country will pursue a 43 percent reduction in greenhouse gas emissions.
Obama said it's time for the rest of the world to take action.
Pope Francis reiterated his calls for action on climate change before Congress.
President wishes he "moved faster" executively after cap-and-trade legislation died.
Pope Francis called the power plant rule “encouraging.”
The pope touched on climate change, immigration and religious liberty
Obama highlights refugee crisis, climate change in his remarks.
Most of the regulations former Florida Gov. Jeb Bush (R) wants to repeal as president are...
As we change the world in ways that make homelands unproductive, we force such journeys.
June through August was the hottest summer ever recorded, federal scientists said Thursday.